INGREDIENTS
1 cup
flour
2 tsp
baking powder
1/2 cup
cocoa
1/2 tsp
salt
1 cup
brown sugar
1/2 cup
milk
4 Tablespoons
butter
1
egg yolk
2 tsp
vanilla extract
1 Tablespoon
instant espresso powder
1 cup
water
1/2 cup
chocolate chips
1
pre-heat your oven